Clinton County Climate
Clinton County, New York
Avg Annual Temp
45.3°F
Annual Precip
36.6"
Annual Snowfall
107.1"
Extreme Heat Days
4.32
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Seasonal Overview
National Comparison
Climate Profile
About Clinton County Weather
A crisp northern border climate
At 45.3°F, Clinton County averages nearly 10 degrees cooler than the 55°F national median. It receives 36.6 inches of precipitation, making it drier than much of the eastern seaboard.
One of the state's coldest corners
Clinton ranks as a colder New York county, trailing the state average by over 2 degrees. The winter average of 21.6°F highlights its position along the Canadian border.
Dry but exceptionally snowy
The county is drier than southern neighbor Essex County but faces a much heavier snow load. Clinton manages 107.1 inches of snow annually, while Essex receives about 16 inches less.
Intense winters and brief summers
Winters are harsh with a January average of just 18.4°F and triple-digit snowfall. Summers are brief but pleasant, with only 4 days reaching 90°F per year.
Gear up for triple-digit snow
A heavy-duty snowblower is a non-negotiable tool for managing 107 inches of annual snow. High-performance heating systems are critical for the sub-freezing January nights.
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Data source: NOAA National Centers for Environmental Information (NCEI), U.S. Climate Normals 1991-2020.
Climate normals are 30-year averages of weather variables computed from 1991 to 2020. Station data is aggregated to county level using spatial averaging. Data is informational only — not a substitute for official National Weather Service forecasts or emergency weather warnings.